List of top Questions asked in KCET, WBJEE

In which of the following organisms, self fertilization is seen ?

Match the following: Column - I Column II (a) Leishmiania-donavani (p) Malaria (b) Wuchereria-bancrofti (q) Amoebiasis (c) Trypanosoma-gambiense (r) Kala azar (d) Entamoeba-histolytica (s) Sleeping sickness (t) Filariasis

The postanal tail is present in

$Sin^2 \; 17.5^{\circ} + Sin^2 \; 72.5^{\circ}$ is equal to

The solution of $Tan^{-1}x+ 2cot^{-1}x=\frac {2\pi}{3}$ is

Succus entericus is secreted by

In the given diagram name the parts A, B, C and D.

Sterilization of tissue culture medium is done by

Residual volume is

Nitrogenous waste products are eliminated mainly as

The first process by which water enters into the seed coat when a seed is placed in suitable environment for germination is

The sequence of structural gene in lac operon concept is

The value of $\int e^x(x^5+5x^4+1).dx $ is

The value of $\int \frac{x^2+1}{x^2-1}dx$ is

Succus entericus is secreted by________

In tissue culture roots can be induced by

Munch hypothesis is based on

The volume of $10\,N$ and $4\,N\, HCl$ required to make $1$ litre of $7\,N \,HCl$ are

The potential of the electric field produced by a point charge at any point $(x, y, z)$ is given by $V= 3x^{2} + 5$ , where $x, y, z$ are in metres and $V$ is in volts. The intensity of the electric field at $(-2,1,0)$ is

In Young?? double slit experiment with sodium vapour lamp of wavelength 589 nm and the slits 0.589 mm apart, the half angular width of the central maximum is

A shell of mass $20\,kg$ at rest explodes into two fragments whose masses are in the ratio $2 : 3$. The smaller fragment moves with a velocity of $6 \,m/s$. The kinetic energy of the larger fragment is

If $\frac {x^2}{36}-\frac{y^2} {k^2} = 1$ is a hyperbola, then which of the following statements can be true ?

If a and b are vectors such that $|a+b|=|a-b|$ then the angle between a and b is

In Raman effect, Stoke's lines are spectral lines having